First flown on February 8, 1933, the Boeing 247 is regarded as the first modern airliner: an all-metal monoplane with retractable landing gear, an autopilot and de-icing equipment. Only 75 were built, because its very success drove the…
The Douglas DC-2 was an American twin-engined airliner seating fourteen passengers, developed from the DC-1 prototype and a direct rival to the Boeing 247. It flew on 11 May 1934, entered service with TWA a week later and became the basis…